Perhaps you should try some spelling variations:
communication model » communication media
technologies annex » technologies any, technology annex, technologies affect
annex information » index information, channels information, syntax information
development egypt » development east, development europe, development effect
information need » information needs, information needed, information speed
need de » need le, need fide, need one
de mass » de masse, de mais, de masa
model a » model 1

You may be able to get more results by adjusting your search query.

• Adding a wildcard symbol may retrieve word variants: technologies annex information need de mass communication model a development egypt afrique.*.